7+9+x=19

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Solution for 7+9+x=19 equation: 


Simplifying
7 + 9 + x = 19

Combine like terms: 7 + 9 = 16
16 + x = 19

Solving
16 + x = 19

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-16' to each side of the equation.
16 + -16 + x = 19 + -16

Combine like terms: 16 + -16 = 0
0 + x = 19 + -16
x = 19 + -16

Combine like terms: 19 + -16 = 3
x = 3

Simplifying
x = 3

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